mckero/Look4Sat-BA7OPF
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Switched to software rotation sensor

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Arty Bishop committed 2020-09-19 20:19:42 +01:00
1 parent f96275a5bb
commit 8c221c6144
1 file changed
+17 -29
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app/src/main/java/com/rtbishop/look4sat/ui/fragments/PolarViewFragment.kt
+17 -29
View File
@@ -27,7 +27,6 @@ import android.hardware.SensorManager
import android.os.Bundle
import android.view.View
import androidx.fragment.app.Fragment
import androidx.lifecycle.Observer
import androidx.lifecycle.ViewModelProvider
import androidx.lifecycle.lifecycleScope
import androidx.navigation.fragment.navArgs
@@ -42,11 +41,11 @@ import com.rtbishop.look4sat.ui.MainActivity
import com.rtbishop.look4sat.ui.SharedViewModel
import com.rtbishop.look4sat.ui.adapters.TransmitterAdapter
import com.rtbishop.look4sat.ui.views.PolarView
import kotlinx.coroutines.Job
import kotlinx.coroutines.delay
import kotlinx.coroutines.launch
import java.util.*
import javax.inject.Inject
import kotlin.math.round
class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventListener {
@@ -60,9 +59,6 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
private var polarView: PolarView? = null
private val args: PolarViewFragmentArgs by navArgs()
private val transmitterAdapter = TransmitterAdapter()
private var lastAccData = FloatArray(3)
private var lastMagData = FloatArray(3)
private var refreshJob: Job? = null
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
@@ -81,11 +77,8 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
override fun onResume() {
super.onResume()
if (viewModel.getCompass()) {
sensorManager.getDefaultSensor(Sensor.TYPE_ACCELEROMETER).also { accData ->
sensorManager.registerListener(this, accData, SensorManager.SENSOR_DELAY_GAME)
}
sensorManager.getDefaultSensor(Sensor.TYPE_MAGNETIC_FIELD).also { magData ->
sensorManager.registerListener(this, magData, SensorManager.SENSOR_DELAY_GAME)
sensorManager.getDefaultSensor(Sensor.TYPE_ROTATION_VECTOR).also { sensor ->
sensorManager.registerListener(this, sensor, SensorManager.SENSOR_DELAY_NORMAL)
}
}
}
@@ -100,30 +93,26 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
override fun onAccuracyChanged(sensor: Sensor?, accuracy: Int) {}
override fun onSensorChanged(event: SensorEvent?) {
event?.let {
if (it.sensor.type == Sensor.TYPE_ACCELEROMETER) {
filterSensorData(event.values, lastAccData)
} else if (it.sensor.type == Sensor.TYPE_MAGNETIC_FIELD) {
filterSensorData(event.values, lastMagData)
}
event?.let { useSoftwareSensor(it) }
}
val rotationMatrix = FloatArray(9)
if (SensorManager.getRotationMatrix(rotationMatrix, null, lastAccData, lastMagData)) {
val orientation = FloatArray(3)
SensorManager.getOrientation(rotationMatrix, orientation)
val degree = orientation[0] * 57.2957795f
polarView?.rotation = -degree
}
}
private fun useSoftwareSensor(event: SensorEvent) {
val rotationValues = FloatArray(9)
SensorManager.getRotationMatrixFromVector(rotationValues, event.values)
val orientationValues = FloatArray(3)
SensorManager.getOrientation(rotationValues, orientationValues)
val magneticAzimuth = ((orientationValues[0] * 57.2957795f) + 360f) % 360f
val roundedAzimuth = round(magneticAzimuth * 100) / 100
polarView?.rotation = -roundedAzimuth
}
private fun filterSensorData(input: FloatArray, output: FloatArray) {
val filterStep = 0.05f
val filterStep = 1f
input.indices.forEach { output[it] = output[it] + filterStep * (input[it] - output[it]) }
}
private fun observePasses() {
viewModel.getPassList().observe(viewLifecycleOwner, Observer { result ->
viewModel.getPassList().observe(viewLifecycleOwner, { result ->
when (result) {
is Result.Success -> {
val refreshRate = viewModel.getRefreshRate()
@@ -139,7 +128,7 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
}
private fun observeTransmitters() {
viewModel.getTransmittersForSat(satPass.tle.catnum).observe(viewLifecycleOwner, Observer {
viewModel.getTransmittersForSat(satPass.tle.catnum).observe(viewLifecycleOwner, {
if (it.isNotEmpty()) {
transmitterAdapter.setPredictor(satPass.predictor)
transmitterAdapter.setList(it)
@@ -154,8 +143,7 @@ class PolarViewFragment : Fragment(R.layout.fragment_polar_view), SensorEventLis
}
private fun refreshText(rate: Long) {
refreshJob?.cancel()
refreshJob = lifecycleScope.launch {
lifecycleScope.launch {
while (true) {
setPassText()
polarView?.invalidate()